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Replacing freeze plug and head gasket

Old 01-22-2014, 02:20 PM
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Default Replacing freeze plug and head gasket

My 98 keeps blowing antifreeze all over the place, first a hose and now a freeze plug, so I am replacing the plug and doing the head gasket at the same time just in case it is blown. My girlfriend's cousin is doing the work, since I do not have the tools/knowledge/resources here in kentucky. He's doing it for $400 including parts.

So my questions are:

Is there anything else I should do while everything is pulled apart?

I've read to get brass plugs, but is steel ok? Not a lot of stuff in stock around here.

Is this a good write up for the plug? http://www.go.jeep-xj.info/HowtoWelshPlugs1.htm
And can you point me in the direction of a good head gasket write up? I found one but it was old and all the pictures were gone. This guy works on diesels so I'm just looking for some stuff that will help him with a Jeep, as well as let me learn while he is doing it.

Should I replace all 5 freeze plugs on the side of the block or just the one that was blown out?


Thanks.
Old 01-22-2014, 02:50 PM
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If I were you I would not put steal freeze plugs in. Even if I had to hunt down the brass one. It would be worth it to find them. Also replace them all. If one rotted out the rest aren't far behind.
Old 01-22-2014, 03:01 PM
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Order brass ones by the time the head gets back from machine shop they should arrive...
Old 01-22-2014, 08:56 PM
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Ok thanks guys. Does anyone have a part number for a 2" brass plug? I've been looking for the past 30 mins on the Dorman/Oreilly/Autozone websites and cant find a 2" brass plug for the life of me.
Old 01-22-2014, 09:20 PM
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Try this place: http://www.rockauto.com
They will be listed as Cylinder Head Plug under engine parts.
Old 01-22-2014, 09:45 PM
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Hmm well that helped, but it also creates more questions.

They have 12 part numbers listed, with 3 different sizes.

2" (50.8mm)
50.92mm (2.0047244")
2 9/64" (54.3719mm)


So... Will any of these work? I'm presuming the 50.92mm ones will work as they're pretty close to 2". But what are the 2 9/64" ones for?
Old 01-22-2014, 10:04 PM
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Look at this engine diagram

http://www.quadratec.com/jeep-replac....0l-engine.php

#19 is the 2-9/64" Camshaft Plug
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